Highway bridge protective fence

Abstract

The utility model discloses a highway bridge protective fence which comprises a supporting column, two sets of supporting cross beams are longitudinally arranged on the supporting column, an anti-collision column is arranged between the supporting cross beams, an anti-collision barrel is arranged on the outer side of the anti-collision column through a bearing, an inner protective rubber sleeve is arranged on the outer side of the anti-collision barrel in a sleeved mode, and an outer protective rubber sleeve is arranged on the outer side of the inner protective rubber sleeve in a sleeved mode. A first spring is arranged between the inner protective rubber sleeve and the outer protective rubber sleeve, the upper end and the lower end of the anti-collision column are elastically and slidably connected with connecting columns, connecting plates are arranged at the tail ends of the connecting columns, locking grooves are formed in the connecting plates, locking columns are arranged on the supporting cross beam in a threaded mode, the locking columns extend outwards from the locking grooves, and locking nuts are arranged on the locking columns in a threaded mode. According to the anti-collision column, the anti-collision protection effect of an automobile on a highway bridge in the driving process can be improved, and meanwhile the installation stability of the anti-collision column can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of guardrails, more particularly to a highway bridge guardrail. BACKGROUND

[0002] The highway bridge guardrail is a traffic safety facility installed on both sides of a bridge, which is used to prevent vehicles from running off the bridge when out of control, reduce traffic accidents and protect the safety of pedestrians and vehicles.

[0003] In the prior art, a guardrail is provided on the guardrail as a crash column, wherein the guardrail is mostly fixedly installed. Thus, when impacted by a vehicle, the crash guardrail directly bears the impact force of the vehicle, thereby causing a collision between the crash guardrail and the vehicle, resulting in serious damage to both sides and poor protection effect.

[0004] In addition, in the prior art, the crash guardrail is mostly installed directly through a screw rod when the installation of the guardrail is implemented. However, during the daily use, the screw rod installation is prone to loosening and falling off due to vibration caused by wind blowing and airflow circulation, thereby affecting the installation and use stability of the highway bridge guardrail. SUMMARY

[0005] (I) Technical problem solved

[0006] In view of the problems in the prior art, the utility model provides a highway bridge guardrail to solve the technical problems of poor protection effect and poor installation stability of the highway bridge guardrail in the prior art when impacted by a vehicle.

[0007] (II) Technical scheme

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0009] A highway bridge guardrail, comprising a support column, two groups of support cross beams are longitudinally arranged on the support column, a crash column is arranged between the support cross beams, a crash barrel is arranged on the outer side of the crash column through a bearing, an inner protective rubber sleeve is sleeved on the outer side of the crash barrel, an outer protective rubber sleeve is sleeved on the outer side of the inner protective rubber sleeve, a first spring is arranged between the inner protective rubber sleeve and the outer protective rubber sleeve, a connecting column is elastically and slidingly connected to the upper and lower ends of the crash column, a connecting plate is arranged at the tail end of the connecting column, a locking groove is formed in the connecting plate, a locking column is threadedly arranged on the support cross beam, the locking column extends outward from the locking groove, and a locking nut is threadedly arranged on the locking column.

[0010] The utility model further sets up, the support crossbeam is equipped with the mounting groove, the one end of locking column is connected with the mounting groove, locking column is equipped with the limit piece, the one end of locking groove is matched with the limit groove of setting up, the limit piece is engaged into the limit groove, in the installation, first locking column is screwed into the mounting groove on the support crossbeam, after, make the connecting column drive the connection in the elastic compression of the anti -collision column, make locking column can pass through from the locking groove on the connecting block, after, from the compression force of opening the connecting plate, make the limit groove on the locking groove and the limit piece on the locking column between each other limit engagement, in this way, through the limit engagement between the limit column and the limit piece can limit the rotation of locking column in the mounting groove, make locking column can stably install on the support crossbeam, through the cooperation of multiple locking columns make the connecting plate can stably install on the support crossbeam, after, screw locking nut on the tail end of locking column again, realize the movement limit of connecting plate on the locking column.

[0011] The utility model further sets up, the rear of support crossbeam is provided with the protective net board, the protective net board is located the rear of outer protective rubber sleeve, and with outer protective rubber sleeve does not contact, through the setting of protective net board can further strengthen the protection of whole, when the anti -collision column produces deformation or fracture because of heavy impact etc, can provide double protection through the protective net board.

[0012] The utility model further sets up, the anti -collision column is equipped with the connecting groove, the connecting column is located in the connecting groove and is provided with the second spring between the inner wall of connecting groove, realize the sliding installation of connecting column on the anti -collision column through the connecting groove, the setting of second spring can realize the elastic installation of connecting column in the connecting groove, so that connecting plate can be compressed when installing on the support crossbeam, improve installation convenience and flexibility.

[0013] The utility model further sets up, the top and bottom of inner protective rubber sleeve and outer protective rubber sleeve are integrally provided with sealing edge, the sealing connection between the top and bottom of inner protective rubber sleeve and outer protective rubber sleeve can be realized through sealing edge.

[0014] The utility model further sets up, the surface of outer protective rubber sleeve is provided with protective film, the reflective strip is provided on the protective film, the surface of outer protective rubber sleeve is pasted with protective film, can strengthen the protection and antioxidant effect of outer protective rubber sleeve, the FEP film that the protective film is preferably good antioxidant effect can realize the protection of outer protective rubber sleeve surface, and FEP film cost is lower, can be replaced with low cost after wearing, and the setting of reflective strip can improve the whole warning effect.

[0015] The utility model further sets up, the inside of connecting column is provided with reinforcing rib, the cross section of reinforcing rib is triangle, can improve the anti -impact deformation effect of connecting column through the setting of reinforcing rib, improves the protection effect of highway bridge.

[0016] The utility model further sets up, the bottom of support column is provided with fixed foot, fixed foot is provided with fastener between ground, fastener can adopt bolt, ground nail etc.

[0017] (Three) beneficial effect

[0018] Compared with the prior art, the utility model provides a highway bridge guardrail has the following beneficial effects:

[0019] 1, the utility model discloses in the suitable position of highway bridge and installs the anti -collision column through the cooperation of support column and support crossbeam, and the outer side of anti -collision column is rotatably installed with anti -collision bucket through bearing, so that when being extruded and rubbed or hit in the process of vehicle driving, the anti -collision bucket will rotate on the anti -collision column under the action of bearing, so that the original sliding friction can be changed into rolling friction, and the wear of the vehicle and the anti -collision column is reduced.

[0020] 2, the utility model discloses the outer side of anti -collision bucket is provided with mutually matched inner protection rubber sleeve, outer protection rubber sleeve and first spring, wherein the inner protection rubber sleeve and outer protection rubber sleeve are preferably of rubber material, so that when being hit by the driving vehicle, the outer protection rubber sleeve will be first impacted and extruded first spring, so that the first spring can absorb the impact force, and the transmission of impact to the anti -collision column is reduced in cooperation with the inner protection rubber sleeve and the outer protection rubber sleeve, and the protection effect during the driving of the vehicle on the highway bridge is improved.

[0021] 3, in the utility model discloses the installation of anti -collision column, first, lock the column screw is twisted and is tightened in the installation groove on support crossbeam, then, make connecting column drive connection on the elastic compression of anti -collision column, so that the lock the column can pass through the locking groove on the connecting block, then, from the compression force of connecting plate, the limiting groove on the locking groove and the limiting block on the locking column are mutually limited and clamped, so that the rotation of the locking column in the installation groove can be limited by the mutual limiting and clamping between the limiting column and the limiting block, so that the locking column can be stably installed on the support crossbeam, and the connecting plate can be stably installed on the support crossbeam by the cooperation of multiple locking columns, then, the locking nut is twisted on the tail end of the locking column, realizing the movement limiting of the connecting plate on the locking column, so that the situation that the anti -collision column is easily shaken and falls off when being directly installed by bolt in the prior art can be avoided, and the installation stability of the anti -collision column is improved. DRAWINGS

[0022] Figure 1 Fig. 1 is a schematic diagram of the overall structure of a highway bridge guardrail according to the present application Figure 1

[0023] Figure 2 Fig. 1 is a schematic diagram of the overall structure of a highway bridge guardrail according to the present application Figure 2

[0024] Figure 3 Fig. 2 is a schematic diagram of the connection structure between the anti-collision column, the anti-collision barrel, the inner protective rubber sleeve, the outer protective rubber sleeve and the connecting column according to the present application;

[0025] Figure 4 Fig. 3 is a schematic diagram of the local connection structure between the connecting plate and the supporting cross beam according to the present application;

[0026] Figure 5 Fig. 3 is a schematic diagram of the local connection structure between the connecting plate and the supporting cross beam according to the present application;

[0027] Figure 6 Fig. 4 is a schematic diagram of the connection structure between the connecting column and the reinforcing rib according to the present application.

[0028] In the drawing: 1, supporting column; 2, supporting cross beam; 3, anti-collision column; 4, anti-collision barrel; 5, inner protective rubber sleeve; 6, outer protective rubber sleeve; 7, first spring; 8, connecting column; 9, connecting plate; 10, locking groove; 11, locking column; 12, locking nut; 13, mounting groove; 14, limiting block; 15, limiting groove; 16, protective net plate; 17, connecting groove; 18, second spring; 19, sealing edge; 20, protective film; 21, reflective strip; 22, reinforcing rib; 23, fixing foot; 24, fastener. DETAILED DESCRIPTION

[0029] It should be noted that the embodiments and features in the embodiments in the present application can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and in combination with embodiments.

[0030] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as that generally understood by those skilled in the art to which the present application belongs.

[0031] In the present application, unless otherwise specified, the directions used such as "up, down" are generally with respect to the directions shown in the drawings, or with respect to the vertical, perpendicular or gravity directions; similarly, for the convenience of understanding and description, "left, right" are generally with respect to the left and right shown in the drawings; "inner, outer" refer to the inner and outer with respect to the contour of each component itself, but the above directional words are not used to limit the present application.

[0032] Please refer to​​Figures 1-6 A highway bridge guardrail, including support column 1, support column 1 is provided with two groups of support beam 2 longitudinally, support beam 2 between being provided with crash column 3, the outer side of crash column 3 is provided with crash bucket 4 through bearing;

[0033] In this way, when being extruded and rubbed or impacted during the driving of vehicle, the crash bucket 4 can rotate on the crash column 3 under the action of the bearing, so that the original sliding friction can be changed into rolling friction, and the wear of the vehicle and the crash column 3 can be reduced.

[0034] The utility model discloses the outside of crash bucket 4 is equipped with inner protective rubber sleeve 5, the outside of inner protective rubber sleeve 5 is equipped with outer protective rubber sleeve 6, and is provided with first spring 7 between inner protective rubber sleeve 5 and outer protective rubber sleeve 6.

[0035] The inner protective rubber sleeve 5 and the outer protective rubber sleeve 6 are preferably made of rubber material, so that when being impacted by the driving vehicle, the outer protective rubber sleeve 6 is first impacted and extruded to the first spring 7, so that the first spring 7 can absorb the impact force, and the inner protective rubber sleeve 5 and the outer protective rubber sleeve 6 cooperate to reduce the transmission of the impact to the crash column 3, and improve the protection effect during the driving of the vehicle on the highway bridge.

[0036] The utility model discloses the upper and lower ends of crash column 3 are elastically and slidably connected with connecting column 8, the tail end of connecting column 8 is provided with connecting plate 9, locking groove 10 is formed in connecting plate 9, locking column 11 is threadedly arranged on support beam 2, locking column 11 extends outward from locking groove 10, and locking nut 12 is threadedly arranged on locking column 11.

[0037] Please refer to Figures 1-6 As an embodiment of the support beam 2: mounting groove 13 is formed in the support beam 2, one end of the locking column 11 is threadedly connected with the mounting groove 13, limiting block 14 is arranged on the locking column 11, limiting groove 15 is formed in one end of the locking groove 10 close to the limiting block 14, the limiting block 14 is clamped into the limiting groove 15, during installation, first screw the locking column 11 into the mounting groove 13 in the support beam 2, then elastically press the connecting column 8 and the connecting plate 9 on the crash column 3, so that the locking column 11 can pass through the locking groove 10 on the connecting block, then press the connecting plate 9 to make the limiting groove 15 on the locking groove 10 and the limiting block 14 on the locking column 11 limit and clamp each other, in this way, the limiting and clamping each other between the limiting column and the limiting block 14 can limit the rotation of the locking column 11 in the mounting groove 13, so that the locking column 11 can be stably installed on the support beam 2, through the cooperation of multiple locking columns 11, the connecting plate 9 can be stably installed on the support beam 2, then screw the locking nut 12 on the tail end of the locking column 11, to realize the movement limiting of the connecting plate 9 on the locking column 11.

[0038] Please see Figures 1-6 As one implementation method for the supporting beam 2: a protective mesh plate 16 is provided behind the supporting beam 2. The protective mesh plate 16 is located behind the outer protective rubber sleeve 6 and does not contact the outer protective rubber sleeve 6. The protective mesh plate 16 can further enhance the overall protection. When the anti-collision post 3 deforms or breaks due to heavy impact, the protective mesh plate 16 can provide double protection.

[0039] Please see Figures 1-6 As one implementation of the anti-collision post 3: the anti-collision post 3 is provided with a connecting groove 17, the connecting post 8 is slidably located in the connecting groove 17, and a second spring 18 is provided between the connecting post 8 and the inner wall of the connecting groove 17. The connecting groove 17 enables the connecting post 8 to slide on the anti-collision post 3. The second spring 18 enables the connecting post 8 to be elastically installed in the connecting groove 17, so that the connecting plate 9 can be compressed when installed on the supporting beam 2, improving the convenience and flexibility of installation.

[0040] Please see Figures 1-6 As one embodiment of the inner protective rubber sleeve 5: a sealing edge 19 is integrally provided between the top and bottom of the inner protective rubber sleeve 5 and the outer protective rubber sleeve 6, and a sealed connection between the top and bottom of the inner protective rubber sleeve 5 and the outer protective rubber sleeve 6 can be achieved through the sealing edge 19.

[0041] Please see Figures 1-6 As one implementation of the outer protective sleeve 6: a protective film 20 is provided on the surface of the outer protective sleeve 6, and a reflective strip 21 is provided on the protective film 20. The protective film 20 is attached to the surface of the outer protective sleeve 6, which can enhance the protection and anti-oxidation effect of the outer protective sleeve 6. The protective film 20 is preferably an FEP film with good anti-oxidation effect, which can protect the surface of the outer protective sleeve 6. Moreover, the FEP film has a low cost and can be replaced at low cost after wear. At the same time, the setting of the reflective strip 21 can improve the overall warning effect.

[0042] Please see Figures 1-6 As one implementation method for the connecting column 8: the connecting column 8 is provided with a reinforcing rib 22 inside. The cross section of the reinforcing rib 22 is triangular. By setting the reinforcing rib 22, the impact deformation resistance of the connecting column 8 can be improved, and the protection effect of the highway bridge can be improved.

[0043] Please see Figures 1-6 As one implementation of the support column 1: the bottom end of the support column 1 is provided with a fixed foot 23, and a fastener 24 is provided between the fixed foot 23 and the ground. The fastener 24 can be existing fastening products such as bolts and ground nails, so as to cooperate with the fixed foot 23 to achieve stable installation of the support column 1 on the bridge.

[0044] In summary:

[0045] The utility model discloses a suitable position of highway bridge installs anticollision post 3 through the cooperation of support column 1 and support crossbeam 2, and simultaneously installs anticollision bucket 4 through bearing rotation on the outside of anticollision post 3, like this, when being extruded and rubbed or hit in the process of vehicle driving, anticollision bucket 4 will rotate on anticollision post 3 under the action of bearing, thereby can make the original sliding friction change for rolling friction, reduce the abrasion of vehicle and anticollision post 3;

[0046] The utility model discloses the outside of anticollision bucket 4 is provided with mutually cooperating inner protection rubber sleeve 5, outer protection rubber sleeve 6 and first spring 7, wherein, inner protection rubber sleeve 5 and outer protection rubber sleeve 6 preferably are of rubber material, so that when being hit by driving vehicle, outer protection rubber sleeve 6 will be extruded first spring 7 under the impact, thereby first spring 7 can absorb the impact force, and the cooperation of inner protection rubber sleeve 5 and outer protection rubber sleeve 6 reduces the transmission of impact to anticollision post 3, improves the protection effect in the process of highway vehicle driving;

[0047] And when being impacted by vehicle, inner protection rubber sleeve 5 and outer protection rubber sleeve 6 will rotate on anticollision post 3 synchronously with anticollision bucket 4, like this, can further reduce the transmission of impact to anticollision post 3, reduce the direct collision between vehicle and anticollision post 3, reduce the damage between vehicle and anticollision post 3;

[0048] In the utility model discloses the installation of anticollision post 3, first, lock the column 11 screw is twisted and is tightened in the installation groove 13 on support crossbeam 2, then, make the connecting column 8 drive the connection in anticollision post 3 now elastic compression, make lock the column 11 can pass through from the locking groove 10 on connecting block, then, from the compression force of opening connecting plate 9, make the limiting groove 15 on locking groove 10 and the limiting block 14 on lock the column 11 between each other limit and engage, like this, through the mutual limit and engagement of limiting column and limiting block 14 can limit the rotation of lock the column 11 in installation groove 13, make lock the column 11 can stably install on support crossbeam 2, make connecting plate 9 can stably install on support crossbeam 2 through the cooperation of multiple lock the column 11, then, again lock the nut 12 is twisted in the tail end of lock the column 11, realize the movement limit of connecting plate 9 on lock the column 11, like this, can avoid the situation that the anticollision post 3 is installed directly by bolt in prior art, is easy to fall off because of the vibration of shaking, improve the installation stability of anticollision post 3.

[0049] In all the above-mentioned solutions, the connection between the two components can be selected according to actual conditions, such as welding, bolt and nut connection, bolt or screw connection or other known connection modes, which will not be described here. In the above, when referring to the fixed connection, welding is preferred. Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and deformations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

[0050] In all the above-mentioned solutions, when referring to the operation of the electrical element, it is controlled by the controller unless otherwise specified. Since the controller is matched with common equipment, its control principle and circuit connection belong to existing known and mature technology, and the specific circuit structure will not be described here.

[0051] In all the above-mentioned solutions, when referring to the motor, it can be matched with a speed reducer if necessary. The connection structure and working principle between the motor and the speed reducer are existing known technology, and the utility model will not be described here.

[0052] In all the above-mentioned solutions, when referring to the connection between the solar panel and the battery, it can be matched with an inverter, a battery charging controller, a cable, a fuse and a support, etc. The control principle and circuit connection belong to existing known and mature technology, and the specific circuit structure will not be described here.

Claims

1. A highway bridge guardrail, comprising a support column (1), two groups of support cross beams (2) are longitudinally arranged on the support column (1), and a crash column (3) is arranged between the support cross beams (2), characterized in that: The outer side of the anti-collision column (3) is provided with an anti-collision barrel (4) through a bearing, the outer side of the anti-collision barrel (4) is sleeved with an inner protective rubber sleeve (5), the outer side of the inner protective rubber sleeve (5) is sleeved with an outer protective rubber sleeve (6), a first spring (7) is arranged between the inner protective rubber sleeve (5) and the outer protective rubber sleeve (6), the upper and lower ends of the anti-collision column (3) are elastically and slidingly connected with a connecting column (8), the tail end of the connecting column (8) is provided with a connecting plate (9), the connecting plate (9) is provided with a locking groove (10), the support beam (2) is provided with a locking column (11) in a threaded manner, the locking column (11) extends outward from the locking groove (10) and is provided with a locking nut (12) in a threaded manner.

2. A highway bridge guard rail according to claim 1, characterized in that: The support beam (2) is provided with a mounting groove (13), one end of the locking column (11) is connected with the mounting groove (13) in a threaded manner, the locking column (11) is provided with a limiting block (14), the locking groove (10) is provided with a limiting groove (15) at one end close to the limiting block (14), and the limiting block (14) is clamped into the limiting groove (15).

3. A highway bridge guard rail according to claim 1, characterized in that: The rear of the support beam (2) is provided with a protective net plate (16), the protective net plate (16) is located behind the outer protective rubber sleeve (6) and does not contact the outer protective rubber sleeve (6).

4. A highway bridge guard rail according to claim 1, characterized in that: The anti-collision column (3) is provided with a connecting groove (17), the connecting column (8) is slidingly located in the connecting groove (17) and is provided with a second spring (18) between the inner wall of the connecting groove (17).

5. A highway bridge guard rail according to claim 1, characterized in that: The top and bottom of the inner protective rubber sleeve (5) and the outer protective rubber sleeve (6) are integrally provided with sealing ribs (19).

6. A highway bridge guard rail according to any one of claims 1 to 5, wherein: The surface of the outer protective rubber sleeve (6) is provided with a protective film (20), and the protective film (20) is provided with a reflective strip (21).

7. A highway bridge guard rail according to claim 1, characterized in that: The inner part of the connecting column (8) is provided with a reinforcing rib (22), and the cross section of the reinforcing rib (22) is triangular.

8. A highway bridge guard rail according to claim 1, characterized in that: The bottom end of the support column (1) is provided with a fixed foot (23), and a fastener (24) is arranged between the fixed foot (23) and the ground.

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